Evaluate
82000-\frac{120000000}{x^{3}}
Factor
\frac{2000\left(41x^{3}-60000\right)}{x^{3}}
Graph
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\frac{1}{1000000}\times 2000^{3}-3\times 10x^{-3}\times 2000^{2}+2000\times 36+2000
Calculate 10 to the power of -6 and get \frac{1}{1000000}.
\frac{1}{1000000}\times 8000000000-3\times 10x^{-3}\times 2000^{2}+2000\times 36+2000
Calculate 2000 to the power of 3 and get 8000000000.
8000-3\times 10x^{-3}\times 2000^{2}+2000\times 36+2000
Multiply \frac{1}{1000000} and 8000000000 to get 8000.
8000-30x^{-3}\times 2000^{2}+2000\times 36+2000
Multiply 3 and 10 to get 30.
8000-30x^{-3}\times 4000000+2000\times 36+2000
Calculate 2000 to the power of 2 and get 4000000.
8000-120000000x^{-3}+2000\times 36+2000
Multiply 30 and 4000000 to get 120000000.
8000-120000000x^{-3}+72000+2000
Multiply 2000 and 36 to get 72000.
80000-120000000x^{-3}+2000
Add 8000 and 72000 to get 80000.
82000-120000000x^{-3}
Add 80000 and 2000 to get 82000.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}